var createError = require('http-errors');
var express = require('express');
var path = require('path');
var cookieParser = require('cookie-parser');
var logger = require('morgan');

// 状态管理 token
var jwt = require('express-jwt');

var indexRouter = require('./routes/index');
var usersRouter = require('./routes/users');


// 樊容 院线管理
const shops = require('./routes/shops');

// 钥匙，计算 排除
const { secretKey, algorithms, unless } = require('./util');
// 加载数据库模块
require('./db');

var app = express();

// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'jade');

app.use(logger('dev'));
app.use(express.json());
app.use(express.urlencoded({ extended: false }));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));
app.use(express.urlencoded({extended:false,limit:1024 * 1024 * 10}));

// 中间件 设置响应头允许ajax跨域访问
app.use('/*',function(req,res,next){
  res.setHeader("Access-Control-Allow-Origin","*");
  res.setHeader("Access-Control-Allow-Headers", "*"); // 服务器支持的头信息
  res.setHeader("Access-Control-Allow-Methods","PUT,POST,GET,DELETE,OPTIONS"); // 允许的方法  
  next();
})
// 状态管理 token
// app.use(jwt({secret:secretKey,algorithms}).unless(unless));

app.use('/', indexRouter);
app.use('/users', usersRouter);

// // 樊容 院线管理
app.use('/shops', shopsRouter);



// catch 404 and forward to error handler
app.use(function (req, res, next) {
  next(createError(404));
});


// error handler
app.use(function (err, req, res, next) {
  // set locals, only providing error in development
  res.locals.message = err.message;
  res.locals.error = req.app.get('env') === 'development' ? err : {};
  // 显示除401以外的错误信息
  if (err.status != 401) {
    console.log(err);
  }

  // render the error page
  res.status(err.status || 500);
  res.render('error');
});

module.exports = app;
